phenomenon resulting from the superposition of two or more coherent oscillations or waves of equal or nearly equal frequency and appearing as a variation of the resulting amplitude, in space in the form of interference patterns, or in time in the form of beats

phenomenon resulting from the superposition of two or more coherent oscillations or waves of equal or nearly equal frequency and appearing as a variation of the resulting amplitude, in space in the form of interference patterns, or in time in the form of beats